crm addon2 diagram tool2 autosave1 brainstorming tool1 collaboration tool1 creative planning1 crm extension1 drawing module1 excalidraw1 json import export1 pdf export1 perfex crm1 perfex crm module1 perfex extension1 perfex whiteboard1 productivity module1 project planning1 secure access1 sketchboard1 task management1 user-friendly interface1 visual collaboration1 visual planning1 visual workspace1 whiteboard1 whiteboard integration1 workflow management1